Shaft adjustment screw TYPE: THREADED SCREWS THREAD: M8 X 1.25 DIAMETER: 8MM LENGTH: 55MM HEAD: HEXAGONAL HEAD DRIVE: HEXAGONAL SURFACE: NO IMPROVEMENT MATERIAL: STAINLESS STEEL QUALITY CATEGORY: NO QUALITY CATEGORY SEAL/WASHER: WITHOUT SPECIALTY: HEAD DIAMETER 10 MM FOR SAFETY WIRE: NO LENGTH: 45MM SURFACE: POLISHED